Rules/Rulers – MEASURING - Blundell Harling Verulam SCALE RULE - No 4 Ordnance - 6"

6″ (150mm)

Professional quality Ordnance scale rule with exceptional clarity, legibility and accuracy.

Made from material chosen for its toughness and stability

Metric divisions

1:1250×1:2500, 1:10000×1:10560 (6″=1 mile)